| Dr. Schmidt (Eduard Oskar) - 1875 - Страниц: 356
...therefore, to study domesticated animals and cultivated plants, and after a time perceived that man's power of selecting and breeding from certain individuals...appreciate to a certain extent the duration of past geologicaj periods. With my mind thus prepared I fortunately happened to read Malthus's " Essay on... | |
| 1885 - Страниц: 612
...therefore, to study domesticated animals and cultivated plants: and, after a time, perceived that man's power of selecting and breeding from certain individuals...relations to the surrounding conditions, I was able to realise the struggle for existence to which all organisms are subjected; and my geological observations... | |
| Grant Allen - 1885 - Страниц: 246
...therefore to study domesticated animals and cultivated plants, and after a time perceived that man's power of selecting and breeding from certain individuals...relations to the surrounding conditions, I was able to realise the severe struggle for existence to which all organisms are subjected ; and my geological... | |
| George Thomas Bettany - 1887 - Страниц: 224
...account of his experiments on hybrids. It was Herbert who, as early as 1822, in the fourth that man's power of selecting and breeding from certain individuals...relations to the surrounding conditions, I was able to realise the severe struggle for existence to which all organisms are subjected ; and my geological... | |
| Kansas Academy of Science - 1906 - Страниц: 918
...I began, therefore, to study domesticated animals and plants, and after a time perceived that man's power of selecting and breeding from certain individuals...attended to the habits of animals and their relations to surrounding conditions, I was able to realize the severe struggle for existence to which all organisms... | |
| Charles Wells Moulton - 1910 - Страниц: 850
...therefore to study domesticated animals and cultivated plants and after a time perceived that man's power of selecting and breeding from certain individuals...relations to the surrounding conditions, I was able to realise the severe struggle for existence to which all organisms are subjected ; and my geological... | |
| Samuel Butler - 1924 - Страниц: 288
...therefore, to Study domesticated animals and cultivated plants, and after a time perceived that man's power of selecting and breeding from certain individuals...certain extent the duration of past geological periods. Therefore, when I happened to read Malthus on population, the idea of natural selection flashed on... | |
| Samuel Butler - 1924 - Страниц: 288
...therefore, to study domesticated animals and cultivated plants, and after a time perceived that man's power of selecting and breeding from certain individuals...certain extent the duration of past geological periods. Therefore, when I happened to read Malthus on population, the idea of natural selection flashed on... | |
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